Namespace("sketch.framework");

(function(fwk) {
    fwk.NullContainer = klass(fwk.Container, {
        __type__: "framework.NullContainer",

        local2global: function(pos){
            return pos;
        },
        global2local: function(pos){
            return pos;
        },
        invalidate: function(){
        },
        arrange: function(){
        },
        add: function(element){
        },
        remove: function(element){
        },
        clear: function(){
        }
    });

    fwk.NullContainer.instance = new fwk.NullContainer();
})(sketch.framework);